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SAE-AISI M41 Steel vs. ACI-ASTM CA28MWV Steel

Both SAE-AISI M41 steel and ACI-ASTM CA28MWV steel are iron alloys. They have 84% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M41 steel and the bottom bar is ACI-ASTM CA28MWV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 800 to 2290
1080

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1600
1470
Melting Onset (Solidus), °C 1550
1430
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 22
25
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 33
11
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 9.1
3.1
Embodied Energy, MJ/kg 140
44
Embodied Water, L/kg 120
100

Common Calculations

PREN (Pitting Resistance) 28
17
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 26 to 76
38
Strength to Weight: Bending, points 23 to 46
30
Thermal Diffusivity, mm2/s 6.0
6.6
Thermal Shock Resistance, points 25 to 71
40

Alloy Composition

Carbon (C), % 1.1 to 1.2
0.2 to 0.28
Chromium (Cr), % 3.8 to 4.5
11 to 12.5
Cobalt (Co), % 4.8 to 5.8
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 73.4 to 78.9
81.4 to 85.8
Manganese (Mn), % 0.2 to 0.6
0.5 to 1.0
Molybdenum (Mo), % 3.3 to 4.3
0.9 to 1.3
Nickel (Ni), % 0 to 0.3
0.5 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.15 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 6.3 to 7.0
0.9 to 1.3
Vanadium (V), % 1.8 to 2.3
0.2 to 0.3